/* Chetty agent · virtuální zaměstnanec — webová prezentace (11 slidů) */

:root {
  --bg: #070a1f;
  --bg-2: #0c1233;
  --ink: #f4f3fb;
  --muted: #b3b7d4;
  --dim: #7b81a6;
  --line: rgba(255, 255, 255, .09);
  --line-2: rgba(255, 255, 255, .16);
  --card: rgba(255, 255, 255, .045);
  --card-2: rgba(255, 255, 255, .07);
  --violet: #a65cf5;
  --violet-2: #7c3aed;
  --pink: #ec5fae;
  --gold: #f2b33d;
  --rose: #e5577b;
  --coral: #f08a5d;
  --mint: #8fe0b8;
  --sky: #6fb6ff;
  --grad: linear-gradient(100deg, #b46cff 0%, #e45fb6 55%, #ff8f6b 100%);

  /* jednotka scény 16 : 9 — 100u = šířka slidu */
  --u: min(1vw, 1.7778vh);
  --sans: 'Inter', system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
  --serif: 'Source Serif 4', Georgia, serif;
  --ease: cubic-bezier(.22, .9, .25, 1);
}

*, *::before, *::after { box-sizing: border-box; }
html, body { margin: 0; height: 100%; }
body {
  background: var(--bg);
  color: var(--ink);
  font-family: var(--sans);
  font-size: max(13.5px, calc(var(--u) * 1.04));
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow: hidden;
}
img { display: block; max-width: 100%; height: auto; }
button { font: inherit; color: inherit; }
h1, h2, h3, p, ul, ol, figure { margin: 0; }
ul, ol { padding: 0; list-style: none; }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.ico { width: 1em; height: 1em; flex: none; fill: none; stroke: currentColor; stroke-width: 1.9; stroke-linecap: round; stroke-linejoin: round; }

/* ---------- deck ---------- */
#deck {
  position: fixed;
  inset: 0;
  overflow-y: auto;
  overflow-x: hidden;
  scroll-snap-type: y mandatory;
  overscroll-behavior: contain;
  scrollbar-width: none;
}
#deck::-webkit-scrollbar { display: none; }

.slide {
  position: relative;
  height: 100vh;
  height: 100dvh;
  scroll-snap-align: start;
  scroll-snap-stop: always;
  overflow: hidden;
  display: grid;
  place-items: center;
  isolation: isolate;
  background:
    radial-gradient(60% 55% at 78% 18%, rgba(84, 70, 214, .22), transparent 70%),
    radial-gradient(45% 45% at 12% 88%, rgba(236, 95, 174, .10), transparent 70%),
    radial-gradient(70% 70% at 30% 20%, rgba(24, 44, 120, .40), transparent 75%),
    linear-gradient(180deg, var(--bg) 0%, var(--bg-2) 100%);
}
.slide::after { /* jemná zrnitost proti pruhování gradientů */
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  opacity: .05;
  pointer-events: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

.stage {
  position: relative;
  width: calc(var(--u) * 100);
  height: calc(var(--u) * 56.25);
  padding: calc(var(--u) * 5.2) calc(var(--u) * 6) calc(var(--u) * 4.4);
  display: flex;
  flex-direction: column;
}

/* ---------- typografie ---------- */
.kicker {
  display: inline-flex;
  align-items: center;
  gap: .6em;
  font-size: max(11px, calc(var(--u) * .78));
  font-weight: 600;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: #cdb6ff;
}
.kicker::before {
  content: "";
  width: .55em;
  height: .55em;
  border-radius: 50%;
  background: var(--grad);
  box-shadow: 0 0 12px rgba(198, 108, 255, .7);
}
h1, h2 { font-weight: 700; letter-spacing: -.025em; line-height: 1.04; text-wrap: balance; }
h2 { font-size: calc(var(--u) * 3.2); margin-top: calc(var(--u) * .9); }
h3 { font-size: max(14px, calc(var(--u) * 1.18)); font-weight: 650; letter-spacing: -.01em; line-height: 1.25; }
.lead {
  font-family: var(--serif);
  font-weight: 300;
  font-size: max(15px, calc(var(--u) * 1.42));
  line-height: 1.38;
  color: #d9dbef;
  max-width: 46em;
  text-wrap: pretty;
}
.muted { color: var(--muted); }
.small { font-size: max(12px, calc(var(--u) * .86)); }
.grad-text {
  background: var(--grad);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.head { margin-bottom: calc(var(--u) * 2.4); }
.head .lead { margin-top: calc(var(--u) * 1.1); }

/* ---------- společné prvky ---------- */
.card {
  background: linear-gradient(180deg, rgba(255,255,255,.06), rgba(255,255,255,.025));
  border: 1px solid var(--line);
  border-radius: calc(var(--u) * 1.1);
  box-shadow: 0 1px 0 rgba(255,255,255,.05) inset, 0 20px 50px -30px rgba(0,0,0,.8);
}
.ring {
  --c: var(--violet);
  width: calc(var(--u) * 3.1);
  height: calc(var(--u) * 3.1);
  min-width: 34px;
  min-height: 34px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  flex: none;
  color: var(--c);
  border: 2px solid var(--c);
  background: color-mix(in srgb, var(--c) 12%, transparent);
  box-shadow: 0 0 calc(var(--u) * 1.6) -4px color-mix(in srgb, var(--c) 70%, transparent);
  font-weight: 700;
  font-size: max(14px, calc(var(--u) * 1.15));
}
.ring .ico { width: 46%; height: 46%; }
.c-gold { --c: var(--gold); }
.c-rose { --c: var(--rose); }
.c-coral { --c: var(--coral); }
.c-mint { --c: var(--mint); }
.c-violet { --c: var(--violet); }
.c-sky { --c: var(--sky); }
.c-pink { --c: var(--pink); }

.tag {
  display: inline-flex;
  align-items: center;
  gap: .4em;
  padding: .28em .75em;
  border-radius: 999px;
  font-size: max(11px, calc(var(--u) * .74));
  font-weight: 600;
  letter-spacing: .02em;
  color: #e9dcff;
  background: rgba(166, 92, 245, .16);
  border: 1px solid rgba(166, 92, 245, .35);
  white-space: nowrap;
}
.tag.ghost { color: var(--muted); background: rgba(255,255,255,.04); border-color: var(--line-2); }

.brush {
  position: absolute;
  pointer-events: none;
  z-index: -1;
  user-select: none;
}

/* ---------- chrome: značka, tečky, číslo ---------- */
.brand {
  font-weight: 700;
  letter-spacing: -.03em;
  display: inline-flex;
  align-items: baseline;
}
.brand i { font-style: normal; color: var(--violet); }
.chrome-brand {
  position: fixed;
  top: calc(var(--u) * 2);
  left: calc(50vw - var(--u) * 50 + var(--u) * 6);
  z-index: 20;
  font-size: max(15px, calc(var(--u) * 1.2));
  color: var(--ink);
  text-decoration: none;
  opacity: .9;
  transition: opacity .4s var(--ease), transform .4s var(--ease);
}
body.at-cover .chrome-brand { opacity: 0; transform: translateY(-6px); pointer-events: none; }

.counter {
  position: fixed;
  right: calc(50vw - var(--u) * 50 + var(--u) * 6);
  bottom: calc(var(--u) * 1.9);
  z-index: 20;
  font-size: max(11px, calc(var(--u) * .78));
  font-variant-numeric: tabular-nums;
  letter-spacing: .12em;
  color: var(--dim);
}
.counter b { color: var(--ink); font-weight: 600; }
.footer-note {
  position: fixed;
  left: calc(50vw - var(--u) * 50 + var(--u) * 6);
  bottom: calc(var(--u) * 1.9);
  z-index: 20;
  font-size: max(11px, calc(var(--u) * .78));
  letter-spacing: .04em;
  color: var(--dim);
  transition: opacity .4s var(--ease);
}
body.at-cover .footer-note { opacity: 0; }

#dots {
  position: fixed;
  right: max(14px, calc(var(--u) * 1.6));
  top: 50%;
  transform: translateY(-50%);
  z-index: 20;
  display: flex;
  flex-direction: column;
  gap: 4px;
}
#dots button {
  position: relative;
  width: 26px;
  height: 22px;
  border: 0;
  padding: 0;
  background: none;
  cursor: pointer;
  display: grid;
  place-items: center;
}
#dots button::before {
  content: "";
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: rgba(255,255,255,.28);
  transition: all .3s var(--ease);
}
#dots button:hover::before { background: rgba(255,255,255,.7); }
#dots button[aria-current="true"]::before { height: 20px; border-radius: 6px; background: var(--grad); }
#dots button span {
  position: absolute;
  right: 30px;
  top: 50%;
  transform: translateY(-50%) translateX(4px);
  white-space: nowrap;
  font-size: 12px;
  font-weight: 500;
  padding: 4px 9px;
  border-radius: 6px;
  background: rgba(16, 20, 52, .95);
  border: 1px solid var(--line-2);
  color: var(--ink);
  opacity: 0;
  pointer-events: none;
  transition: all .2s var(--ease);
}
#dots button:hover span, #dots button:focus-visible span { opacity: 1; transform: translateY(-50%); }
:focus-visible { outline: 2px solid #c79bff; outline-offset: 3px; border-radius: 6px; }

/* ---------- reveal animace ---------- */
[data-r] {
  opacity: 0;
  transform: translateY(calc(var(--u) * 1.4));
  transition: opacity .8s var(--ease), transform .8s var(--ease);
  transition-delay: calc(var(--i, 0) * 85ms + 80ms);
}
.slide.seen [data-r] { opacity: 1; transform: none; }

/* =========================================================
   01 · ÚVOD
   ========================================================= */
.cover .stage { flex-direction: row; align-items: center; padding-top: calc(var(--u) * 2); padding-bottom: calc(var(--u) * 9); }
.cover-copy { flex: 0 0 58%; position: relative; z-index: 2; }
.cover-brand { display: flex; width: max-content; font-size: calc(var(--u) * 2.3); margin-bottom: calc(var(--u) * 2.6); }
.cover .kicker { display: flex; width: max-content; }
.cover h1 { font-size: calc(var(--u) * 5.1); line-height: .98; margin-top: calc(var(--u) * 1); }
.cover h1 .grad-text { display: inline-block; padding-bottom: .08em; }
.cover .lead { margin-top: calc(var(--u) * 1.5); font-size: max(16px, calc(var(--u) * 1.65)); color: #fff; font-weight: 400; }
.cover .sub { margin-top: calc(var(--u) * .9); max-width: 34em; color: var(--muted); }
.chips { display: flex; flex-wrap: wrap; gap: calc(var(--u) * .7); margin-top: calc(var(--u) * 2); }
.chip {
  display: inline-flex;
  align-items: center;
  gap: .55em;
  padding: .55em 1em;
  border-radius: 999px;
  background: rgba(255,255,255,.05);
  border: 1px solid var(--line-2);
  font-size: max(12px, calc(var(--u) * .9));
  font-weight: 500;
  color: #e8e8f6;
}
.chip .ico { color: #cfa8ff; font-size: 1.15em; }

.cover-art { flex: 1; position: relative; height: 100%; display: grid; place-items: center; }
.cover-art .glow {
  position: absolute;
  width: 78%;
  aspect-ratio: 1;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(166, 92, 245, .45), rgba(236, 95, 174, .12) 45%, transparent 70%);
  filter: blur(10px);
}
.robot { position: relative; width: 100%; max-width: calc(var(--u) * 35); animation: bob 6s ease-in-out infinite; }
@keyframes bob { 50% { transform: translateY(calc(var(--u) * -1)); } }
.notif {
  position: absolute;
  left: -9%;
  bottom: 7%;
  width: calc(var(--u) * 19);
  padding: calc(var(--u) * 1) calc(var(--u) * 1.15);
  font-size: max(11.5px, calc(var(--u) * .82));
  line-height: 1.45;
  display: flex;
  gap: calc(var(--u) * .8);
  border-radius: calc(var(--u) * 1);
  background: rgba(15, 19, 50, .82);
  border: 1px solid var(--line-2);
  box-shadow: 0 24px 60px -24px rgba(0,0,0,.9);
  backdrop-filter: blur(10px);
}
.notif .av { width: 2.4em; height: 2.4em; border-radius: 50%; flex: none; background: #f3eefc url(img/robot.webp) center 30% / 150% no-repeat; }
.notif b { display: block; font-size: .92em; color: var(--dim); font-weight: 500; margin-bottom: .2em; }
.notif b em { font-style: normal; color: var(--mint); }
.cover .brush-bottom {
  left: 50%;
  bottom: calc(var(--u) * -10.5);
  width: max(100vw, calc(var(--u) * 104));
  transform: translateX(-50%);
  opacity: .95;
  -webkit-mask-image: linear-gradient(180deg, transparent 0%, #000 22%);
  mask-image: linear-gradient(180deg, transparent 0%, #000 22%);
}
.scroll-hint {
  display: flex;
  align-items: center;
  gap: .6em;
  margin-top: calc(var(--u) * 2.2);
  font-size: max(11px, calc(var(--u) * .76));
  color: var(--dim);
  letter-spacing: .05em;
}
.scroll-hint kbd {
  font: inherit;
  font-size: .95em;
  padding: .15em .5em;
  border-radius: 5px;
  border: 1px solid var(--line-2);
  background: rgba(255,255,255,.05);
}

/* =========================================================
   02 · KDO JSME
   ========================================================= */
.who .stage { flex-direction: row; align-items: center; gap: calc(var(--u) * 4.5); }
.who-main { flex: 1; display: flex; flex-direction: column; }
.who-main .lead { margin-top: calc(var(--u) * 1.2); max-width: 30em; }
.stats { display: flex; gap: calc(var(--u) * 3.6); margin: calc(var(--u) * 2.4) 0 calc(var(--u) * 2.6); }
.stat b { display: block; font-size: calc(var(--u) * 3.1); font-weight: 700; letter-spacing: -.03em; line-height: 1; font-variant-numeric: tabular-nums; white-space: nowrap; }
.stat > span { display: block; margin-top: .45em; color: var(--muted); font-size: max(12px, calc(var(--u) * .86)); }
.products { display: grid; gap: calc(var(--u) * .7); }
.product {
  display: flex;
  align-items: center;
  gap: calc(var(--u) * 1.1);
  padding: calc(var(--u) * .85) calc(var(--u) * 1.2);
  border-radius: calc(var(--u) * .9);
  border: 1px solid var(--line);
  background: rgba(255,255,255,.03);
}
.product .dot { width: calc(var(--u) * .95); height: calc(var(--u) * .95); min-width: 11px; min-height: 11px; border-radius: 50%; background: var(--c); box-shadow: 0 0 14px var(--c); flex: none; }
.product div { flex: 1; }
.product strong { font-weight: 600; }
.product small { display: block; color: var(--muted); font-size: max(12px, calc(var(--u) * .84)); }
.product.on { border-color: rgba(166, 92, 245, .55); background: linear-gradient(90deg, rgba(166, 92, 245, .18), rgba(166, 92, 245, .04)); }

.founder {
  flex: 0 0 33%;
  padding: calc(var(--u) * 2.8) calc(var(--u) * 2.6) calc(var(--u) * 2.4);
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  border-radius: calc(var(--u) * 1.6);
  background:
    radial-gradient(90% 60% at 50% 0%, rgba(166, 92, 245, .32), transparent 70%),
    linear-gradient(180deg, #232560, #15183f);
  border: 1px solid var(--line-2);
  box-shadow: 0 40px 80px -40px rgba(0,0,0,.9);
}
.founder img {
  width: calc(var(--u) * 10.5);
  height: calc(var(--u) * 10.5);
  border-radius: 50%;
  object-fit: cover;
  box-shadow: 0 0 0 4px rgba(255,255,255,.08), 0 0 0 calc(var(--u) * .9) rgba(166, 92, 245, .18), 0 20px 40px -20px rgba(0,0,0,.8);
}
.founder h3 { margin-top: calc(var(--u) * 1.5); font-size: max(16px, calc(var(--u) * 1.45)); }
.founder .role { color: #cdb6ff; font-size: max(12px, calc(var(--u) * .86)); margin-top: .2em; }
.founder blockquote {
  margin: calc(var(--u) * 1.6) 0 0;
  font-family: var(--serif);
  font-style: italic;
  font-size: max(14px, calc(var(--u) * 1.18));
  line-height: 1.45;
  color: #e9e8f7;
  text-wrap: pretty;
}
.founder .motto {
  margin-top: calc(var(--u) * 1.8);
  padding-top: calc(var(--u) * 1.4);
  border-top: 1px solid var(--line-2);
  font-weight: 600;
  font-size: max(13px, calc(var(--u) * 1));
}
.who .brush-top { top: -13%; right: -10%; width: 66%; transform: rotate(180deg); opacity: .9; }

/* =========================================================
   03 · REFERENCE
   ========================================================= */
.refs .stage { align-items: stretch; }
.logos {
  flex: 1;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  grid-auto-rows: 1fr;
  gap: calc(var(--u) * 1.2);
  min-height: 0;
}
.logo {
  display: grid;
  place-items: center;
  padding: calc(var(--u) * 1.2) calc(var(--u) * 2.4);
  border-radius: calc(var(--u) * 1.1);
  background: #fbfbfe;
  box-shadow: 0 20px 40px -26px rgba(0,0,0,.9), inset 0 0 0 1px rgba(10, 12, 40, .06);
  transition: transform .35s var(--ease), box-shadow .35s var(--ease);
}
.logo:hover { transform: translateY(-3px); box-shadow: 0 26px 50px -24px rgba(0,0,0,.9), 0 0 0 1px rgba(166, 92, 245, .5); }
.logo img { max-height: calc(var(--u) * 5.2); max-width: 100%; width: auto; object-fit: contain; }
.logo.dark { background: #1c3039; }
.logo.tall img { max-height: calc(var(--u) * 7.4); }
.refs-foot { margin-top: calc(var(--u) * 1.6); display: flex; justify-content: space-between; align-items: center; color: var(--muted); }
.refs-foot strong { color: var(--ink); }

/* =========================================================
   04 · CO JE AI AGENT
   ========================================================= */
.what .stage { flex-direction: row; gap: calc(var(--u) * 4); }
.what-main { flex: 0 0 47%; display: flex; flex-direction: column; }
.what-main .lead { margin-top: calc(var(--u) * 1.2); }
.points { display: grid; gap: calc(var(--u) * 1.3); margin-top: calc(var(--u) * 2.4); }
.point { display: flex; gap: calc(var(--u) * 1.2); align-items: flex-start; }
.point h3 { margin-bottom: .2em; }
.point p { color: var(--muted); font-size: max(13px, calc(var(--u) * .95)); line-height: 1.45; }

.compare { flex: 1; align-self: center; padding: calc(var(--u) * 2) calc(var(--u) * 2.2) calc(var(--u) * 1.8); }
.compare h3 { font-size: max(13px, calc(var(--u) * 1)); color: var(--muted); font-weight: 500; margin-bottom: calc(var(--u) * 1.4); }
.cmp { width: 100%; border-collapse: collapse; font-size: max(12px, calc(var(--u) * .86)); }
.cmp th { font-weight: 500; color: var(--dim); text-align: center; padding: 0 .4em calc(var(--u) * .9); line-height: 1.25; vertical-align: bottom; width: 13%; }
.cmp th:first-child { width: auto; }
.cmp td { padding: calc(var(--u) * 1) .4em; border-top: 1px solid var(--line); text-align: center; vertical-align: middle; }
.cmp td:first-child { text-align: left; }
.cmp td:first-child strong { display: block; font-size: max(13px, calc(var(--u) * 1)); font-weight: 600; color: var(--ink); }
.cmp td:first-child span { color: var(--dim); }
.yes, .no { display: inline-grid; place-items: center; width: calc(var(--u) * 1.9); height: calc(var(--u) * 1.9); min-width: 22px; min-height: 22px; border-radius: 50%; }
.yes { background: rgba(143, 224, 184, .14); color: var(--mint); }
.no { color: rgba(255,255,255,.25); }
.yes .ico, .no .ico { width: 58%; height: 58%; }
.cmp tr.me td { border-top-color: rgba(166, 92, 245, .5); }
.cmp tr.me td:first-child strong { color: #e0c8ff; }
.cmp tr.me .yes { background: var(--grad); color: #fff; box-shadow: 0 0 18px -4px rgba(198, 108, 255, .9); }
.cmp-out { margin-top: calc(var(--u) * 1.2); padding-top: calc(var(--u) * 1.1); border-top: 1px dashed var(--line-2); color: var(--muted); font-size: max(12px, calc(var(--u) * .86)); }
.cmp-out b { color: var(--ink); font-weight: 600; }

/* =========================================================
   05 · PRO KOHO
   ========================================================= */
.who-for .stage { flex-direction: row; gap: calc(var(--u) * 4); }
.for-main { flex: 1; display: flex; flex-direction: column; }
.numbered { display: grid; gap: calc(var(--u) * 1.5); margin-top: calc(var(--u) * 2.6); }
.numbered li { display: flex; gap: calc(var(--u) * 1.3); align-items: flex-start; }
.numbered h3 { margin-bottom: .22em; }
.numbered p { color: var(--muted); font-size: max(13px, calc(var(--u) * .95)); max-width: 34em; }

.chatwin {
  flex: 0 0 36%;
  align-self: center;
  border-radius: calc(var(--u) * 1.3);
  overflow: hidden;
  background: #f5f5fa;
  color: #1d1b2b;
  box-shadow: 0 40px 80px -40px rgba(0,0,0,.95), 0 0 0 1px rgba(255,255,255,.12);
  font-size: max(11.5px, calc(var(--u) * .82));
}
.chat-top {
  display: flex;
  align-items: center;
  gap: .8em;
  padding: calc(var(--u) * .9) calc(var(--u) * 1.2);
  background: #464eb8;
  color: #fff;
}
.chat-top .av { width: 2.5em; height: 2.5em; border-radius: 50%; background: #f3eefc url(img/robot.webp) center 30% / 150% no-repeat; position: relative; flex: none; }
.chat-top .av::after { content: ""; position: absolute; right: -1px; bottom: -1px; width: .75em; height: .75em; border-radius: 50%; background: #6bd18f; border: 2px solid #464eb8; }
.chat-top b { display: block; font-weight: 600; }
.chat-top small { opacity: .8; }
.chat-top .app { margin-left: auto; font-size: .85em; opacity: .85; display: flex; align-items: center; gap: .4em; }
.chat-body { padding: calc(var(--u) * 1.2); display: flex; flex-direction: column; gap: calc(var(--u) * .8); }
.msg { max-width: 92%; opacity: 0; transform: translateY(8px); transition: opacity .5s var(--ease), transform .5s var(--ease); }
.slide.seen .msg { opacity: 1; transform: none; }
.slide.seen .msg:nth-child(1) { transition-delay: .5s; }
.slide.seen .msg:nth-child(2) { transition-delay: 1.5s; }
.slide.seen .msg:nth-child(3) { transition-delay: 2.5s; }
.msg .meta { font-size: .86em; color: #6b6a7d; margin-bottom: .3em; }
.msg .bubble { padding: .8em 1em; border-radius: .9em; background: #fff; box-shadow: 0 1px 2px rgba(20, 20, 40, .08); line-height: 1.45; }
.msg.me { align-self: flex-end; }
.msg.me .meta { text-align: right; }
.msg.me .bubble { background: #e5e6fb; }
.file { display: flex; align-items: center; gap: .6em; margin-top: .7em; padding: .55em .7em; border-radius: .6em; border: 1px solid #e3e2ee; background: #fafafd; font-weight: 500; }
.file .ico { color: #c4314b; font-size: 1.3em; }
.file small { margin-left: auto; color: #8a889c; font-weight: 400; }
.actions { display: flex; gap: .5em; margin-top: .7em; }
.actions span { padding: .4em .9em; border-radius: .5em; font-weight: 600; font-size: .92em; border: 1px solid #c9c8dc; }
.actions span.pri { background: #464eb8; border-color: #464eb8; color: #fff; }
.chat-cap { padding: calc(var(--u) * .7) calc(var(--u) * 1.2); border-top: 1px solid #e6e5ef; color: #6b6a7d; font-size: .9em; background: #fff; }

/* =========================================================
   06 · PŘÍNOSY
   ========================================================= */
.benefits {
  flex: 1;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  grid-auto-rows: 1fr;
  gap: calc(var(--u) * 1.3);
  min-height: 0;
}
.benefit { padding: calc(var(--u) * 1.8) calc(var(--u) * 1.9); display: flex; flex-direction: column; gap: calc(var(--u) * .9); transition: transform .35s var(--ease), border-color .35s var(--ease); }
.benefit:hover { transform: translateY(-3px); border-color: rgba(166, 92, 245, .45); }
.benefit h3 { font-size: max(15px, calc(var(--u) * 1.3)); margin-top: calc(var(--u) * .4); }
.benefit p { color: var(--muted); font-size: max(13px, calc(var(--u) * .95)); }

/* =========================================================
   07 · ZDROJE
   ========================================================= */
.sources .stage { flex-direction: row; gap: calc(var(--u) * 3.4); }
.src-main { flex: 0 0 39%; display: flex; flex-direction: column; }
.acc { display: grid; gap: calc(var(--u) * .8); margin-top: calc(var(--u) * 2); }
.acc-item { border-radius: calc(var(--u) * 1); overflow: hidden; transition: border-color .3s var(--ease), background .3s var(--ease); }
.acc-item[aria-expanded="true"], .acc-item.open { border-color: rgba(166, 92, 245, .5); }
.acc-btn {
  width: 100%;
  display: flex;
  align-items: center;
  gap: calc(var(--u) * 1.1);
  padding: calc(var(--u) * 1) calc(var(--u) * 1.2);
  background: none;
  border: 0;
  cursor: pointer;
  text-align: left;
}
.acc-btn .ring { width: calc(var(--u) * 2.6); height: calc(var(--u) * 2.6); min-width: 30px; min-height: 30px; border-width: 0; background: linear-gradient(135deg, #8b3fe0, #6d28d9); color: #fff; box-shadow: 0 6px 18px -6px rgba(139, 63, 224, .8); }
.acc-btn h3 { flex: 1; }
.acc-btn .chev { color: var(--dim); transition: transform .35s var(--ease); font-size: 1.1em; }
.open .acc-btn .chev { transform: rotate(90deg); color: #cfa8ff; }
.acc-panel { display: grid; grid-template-rows: 0fr; transition: grid-template-rows .45s var(--ease); }
.open .acc-panel { grid-template-rows: 1fr; }
.acc-panel > div { overflow: hidden; }
.acc-panel .inner { padding: 0 calc(var(--u) * 1.3) calc(var(--u) * 1.2) calc(var(--u) * 4.9); color: var(--muted); font-size: max(12.5px, calc(var(--u) * .9)); }
.acc-panel li { position: relative; padding-left: 1.1em; margin-top: .35em; }
.acc-panel li::before { content: ""; position: absolute; left: 0; top: .62em; width: .4em; height: .4em; border-radius: 50%; background: var(--violet); }
.acc-panel li b { color: var(--ink); font-weight: 600; }
.acc-panel .chips-s { display: flex; flex-wrap: wrap; gap: .4em; }
.acc-panel .chips-s span { padding: .25em .65em; border-radius: 999px; border: 1px solid var(--line-2); background: rgba(255,255,255,.04); color: #dcdcef; font-size: .95em; }
.acc-panel .chips-s span.hl { border-color: rgba(166, 92, 245, .6); color: #f1e6ff; background: rgba(166, 92, 245, .16); }

.src-main .lead, .case-main .lead { margin-top: calc(var(--u) * 1.1); }
.hub-wrap { flex: 1; align-self: center; padding: calc(var(--u) * 1.6) calc(var(--u) * 1.4) calc(var(--u) * 1.2); }
.hub { position: relative; width: 100%; aspect-ratio: 1000 / 640; }
.hub > svg { position: absolute; inset: 0; width: 100%; height: 100%; overflow: visible; }
.hub .wire { fill: none; stroke: rgba(160, 180, 255, .32); stroke-width: 1.3; vector-effect: non-scaling-stroke; }
.hub .pulse { fill: #d9b8ff; filter: drop-shadow(0 0 4px #b46cff); }
.hub .node {
  position: absolute;
  transform: translate(-50%, -50%);
  display: flex;
  align-items: center;
  gap: .45em;
  padding: .45em .75em;
  border-radius: .65em;
  background: rgba(13, 18, 52, .92);
  border: 1px solid rgba(160, 180, 255, .3);
  font-size: max(10.5px, calc(var(--u) * .74));
  font-weight: 500;
  line-height: 1.15;
  white-space: nowrap;
  color: #e7e9fb;
  box-shadow: 0 8px 20px -12px rgba(0,0,0,.9);
}
.hub .node .ico { color: #b9c6ff; font-size: 1.25em; }
.hub .node.key { border-color: rgba(236, 95, 174, .65); background: rgba(52, 18, 58, .92); }
.hub .node.key .ico { color: #ff9fd0; }
.hub .core {
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  width: 15%;
  aspect-ratio: 1;
  border-radius: 50%;
  display: grid;
  place-items: center;
  text-align: center;
  font-weight: 700;
  font-size: max(13px, calc(var(--u) * 1.2));
  line-height: 1.05;
  background: radial-gradient(circle at 35% 30%, #b46cff, #6d28d9 70%);
  box-shadow: 0 0 0 calc(var(--u) * .5) rgba(166, 92, 245, .18), 0 0 calc(var(--u) * 4) rgba(166, 92, 245, .7);
}
.hub .core::before {
  content: "";
  position: absolute;
  inset: -18%;
  border-radius: 50%;
  border: 1px solid rgba(198, 160, 255, .35);
  animation: ripple 3.2s ease-out infinite;
}
@keyframes ripple { from { transform: scale(.82); opacity: 1; } to { transform: scale(1.3); opacity: 0; } }
.hub-legend { display: flex; gap: 1.4em; margin-top: calc(var(--u) * 1); color: var(--dim); font-size: max(11px, calc(var(--u) * .76)); }
.hub-legend i { display: inline-block; width: .7em; height: .7em; border-radius: 3px; margin-right: .45em; vertical-align: -.05em; border: 1px solid rgba(160, 180, 255, .5); }
.hub-legend i.k { border-color: rgba(236, 95, 174, .8); background: rgba(52, 18, 58, .9); }

/* =========================================================
   08 · BEZPEČNOST
   ========================================================= */
.secure-grid { flex: 1; display: grid; grid-template-columns: 1.35fr 1fr; gap: calc(var(--u) * 2.4); min-height: 0; }
.options { display: grid; gap: calc(var(--u) * 1); grid-auto-rows: 1fr; }
.option { display: flex; gap: calc(var(--u) * 1.3); align-items: center; padding: calc(var(--u) * 1.3) calc(var(--u) * 1.6); }
.option .ring { border-radius: calc(var(--u) * .8); }
.option .t { display: flex; align-items: center; gap: .8em; flex-wrap: wrap; margin-bottom: .3em; }
.option p { color: var(--muted); font-size: max(12.5px, calc(var(--u) * .9)); }
.option.feat { border-color: rgba(166, 92, 245, .45); background: linear-gradient(100deg, rgba(166, 92, 245, .14), rgba(255,255,255,.02)); }
.secure-side { display: flex; flex-direction: column; gap: calc(var(--u) * 1.2); min-height: 0; }
.rules { display: grid; grid-template-columns: 1fr 1fr; gap: calc(var(--u) * .8); }
.rule { display: flex; gap: .7em; align-items: flex-start; padding: calc(var(--u) * .9) calc(var(--u) * 1); font-size: max(12px, calc(var(--u) * .84)); color: var(--muted); }
.rule .ico { color: var(--mint); font-size: 1.35em; margin-top: .05em; }
.rule b { display: block; color: var(--ink); font-weight: 600; }
.photo { position: relative; flex: 1; min-height: 0; border-radius: calc(var(--u) * 1.1); overflow: hidden; border: 1px solid var(--line-2); }
.photo img { width: 100%; height: 100%; object-fit: cover; object-position: center 35%; }
.photo figcaption {
  position: absolute;
  inset: auto 0 0 0;
  padding: calc(var(--u) * 2.4) calc(var(--u) * 1.2) calc(var(--u) * .9);
  font-size: max(11px, calc(var(--u) * .78));
  line-height: 1.4;
  color: #e3e4f5;
  background: linear-gradient(180deg, transparent, rgba(5, 8, 28, .92) 55%);
}
.photo figcaption b { color: #fff; }

/* =========================================================
   09 · UKÁZKA
   ========================================================= */
.case .stage { flex-direction: row; gap: calc(var(--u) * 3.6); }
.case-main { flex: 0 0 41%; display: flex; flex-direction: column; }
.case-main .lead { margin-top: calc(var(--u) * 1.2); font-size: max(14px, calc(var(--u) * 1.22)); }
.flow { display: flex; flex-wrap: wrap; align-items: center; gap: .45em; margin-top: calc(var(--u) * 1.8); font-size: max(11.5px, calc(var(--u) * .8)); }
.flow span { display: inline-flex; align-items: center; gap: .45em; padding: .42em .8em; border-radius: 999px; background: rgba(255,255,255,.05); border: 1px solid var(--line-2); font-weight: 500; }
.flow span .ico { color: #cfa8ff; }
.flow .sep { padding: 0; border: 0; background: none; color: var(--dim); }
.kpis { display: grid; grid-template-columns: 1fr 1fr; gap: calc(var(--u) * 1); margin-top: auto; }
.kpi { padding: calc(var(--u) * 1.2) calc(var(--u) * 1.4); }
.kpi b { display: block; font-size: calc(var(--u) * 2.6); font-weight: 700; letter-spacing: -.03em; line-height: 1; font-variant-numeric: tabular-nums; }
.kpi b small { font-size: .5em; font-weight: 600; letter-spacing: 0; margin-left: .15em; color: #d7c2ff; }
.kpi > span { display: block; margin-top: .5em; color: var(--muted); font-size: max(12px, calc(var(--u) * .84)); }
.kpi b { white-space: nowrap; }
.kpi.hl b { background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; }
.case-note { margin-top: calc(var(--u) * .9); color: var(--dim); font-size: max(11px, calc(var(--u) * .76)); }

.screen { flex: 1; align-self: center; display: flex; flex-direction: column; }
.browser {
  border-radius: calc(var(--u) * 1.1);
  overflow: hidden;
  border: 1px solid var(--line-2);
  background: #0b0f26;
  box-shadow: 0 50px 90px -40px rgba(0,0,0,1), 0 0 calc(var(--u) * 6) -2px rgba(124, 58, 237, .28);
}
.browser .bar { display: flex; align-items: center; gap: .45em; padding: calc(var(--u) * .65) calc(var(--u) * .9); background: #121838; border-bottom: 1px solid var(--line); }
.browser .bar i { width: .7em; height: .7em; border-radius: 50%; background: #3a4170; }
.browser .bar span { margin-left: .8em; padding: .15em .9em; border-radius: 6px; background: rgba(255,255,255,.06); color: var(--dim); font-size: max(10.5px, calc(var(--u) * .7)); }
.browser img { width: 100%; height: auto; }
.screen figcaption { margin-top: calc(var(--u) * .9); color: var(--dim); font-size: max(11px, calc(var(--u) * .78)); }

/* =========================================================
   10 · NASAZENÍ
   ========================================================= */
.deploy .brush-top { top: -14%; right: -10%; width: 62%; transform: rotate(196deg); opacity: .95; }
.timeline { position: relative; flex: 1; display: grid; grid-template-columns: repeat(4, 1fr); gap: calc(var(--u) * 1.6); margin-top: calc(var(--u) * .4); min-height: 0; }
.timeline::before {
  content: "";
  position: absolute;
  left: calc(var(--u) * 1.6);
  right: calc(var(--u) * 6);
  top: calc(var(--u) * 1.55);
  height: 2px;
  background: linear-gradient(90deg, var(--gold), var(--rose), var(--coral), var(--mint));
  opacity: .55;
  transform-origin: left;
  transform: scaleX(0);
  transition: transform 1.4s var(--ease) .3s;
}
.slide.seen .timeline::before { transform: scaleX(1); }
.step { position: relative; display: flex; flex-direction: column; gap: calc(var(--u) * 1.2); min-height: 0; }
.step .ring { background: var(--bg-2); position: relative; z-index: 1; }
.step-body { flex: 1; display: flex; flex-direction: column; padding: calc(var(--u) * 1.5) calc(var(--u) * 1.5) calc(var(--u) * 1.3); }
.step .when { display: block; font-size: max(11px, calc(var(--u) * .74)); font-weight: 600; letter-spacing: .14em; text-transform: uppercase; color: var(--c); }
.step h3 { margin-top: .45em; font-size: max(15px, calc(var(--u) * 1.32)); }
.step p { margin: .6em 0 calc(var(--u) * 1.2); color: var(--muted); font-size: max(12.5px, calc(var(--u) * .92)); }
.step .out { margin-top: auto; padding-top: calc(var(--u) * 1.1); border-top: 1px solid var(--line); display: flex; gap: .55em; align-items: flex-start; font-size: max(12px, calc(var(--u) * .86)); color: #e4e4f3; }
.step .out .ico { color: var(--c); font-size: 1.2em; margin-top: .1em; }
.needs { margin-top: calc(var(--u) * 1.4); padding: calc(var(--u) * 1.3) calc(var(--u) * 1.7); display: flex; align-items: center; gap: calc(var(--u) * 2.4); }
.needs > b { font-weight: 600; white-space: nowrap; }
.needs ul { display: flex; gap: calc(var(--u) * 2.2); flex-wrap: wrap; }
.needs li { display: flex; align-items: center; gap: .55em; color: var(--muted); font-size: max(12px, calc(var(--u) * .9)); }
.needs li .ico { color: #cfa8ff; font-size: 1.2em; }

/* =========================================================
   11 · OBCHODNÍ MODEL
   ========================================================= */
.pricing .bg-robot { right: -6%; top: -24%; width: 40%; opacity: .09; filter: saturate(.8); }
.plans { display: grid; grid-template-columns: repeat(3, 1fr); gap: calc(var(--u) * 1.5); align-items: stretch; }
.plan { --c: var(--violet); position: relative; padding: calc(var(--u) * 1.8) calc(var(--u) * 1.9); display: flex; flex-direction: column; background: linear-gradient(180deg, #1b1e4b, #131639); }
.plan::before { content: ""; position: absolute; inset: 0; border-radius: inherit; padding: 1px; background: linear-gradient(180deg, color-mix(in srgb, var(--c) 75%, transparent), transparent 70%); -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0); -webkit-mask-composite: xor; mask-composite: exclude; pointer-events: none; }
.plan .name { display: flex; align-items: center; justify-content: space-between; gap: .6em; }
.plan .name h3 { font-size: max(16px, calc(var(--u) * 1.5)); color: var(--c); }
.plan .for { margin-top: .3em; color: var(--muted); font-size: max(12px, calc(var(--u) * .86)); }
.plan .price { margin: calc(var(--u) * 1.3) 0 calc(var(--u) * 1.2); font-size: calc(var(--u) * 2.2); font-weight: 700; letter-spacing: -.025em; line-height: 1.05; }
.plan .price small { font-size: .46em; font-weight: 500; color: var(--muted); letter-spacing: 0; }
.plan ul { display: grid; gap: .5em; padding-top: calc(var(--u) * 1.1); border-top: 1px solid var(--line); font-size: max(12.5px, calc(var(--u) * .9)); color: #dcdcee; }
.plan li { display: flex; gap: .6em; align-items: flex-start; }
.plan li .ico { color: var(--c); margin-top: .2em; }
.plan .note { margin-top: auto; padding-top: calc(var(--u) * 1.2); display: flex; align-items: center; gap: .6em; color: var(--muted); font-size: max(12px, calc(var(--u) * .84)); }
.plan .note .ico { color: var(--c); font-size: 1.2em; }
.plan ul + .note { margin-top: auto; }
.plan ul { margin-bottom: calc(var(--u) * 1.4); }
.plans .plan { min-height: calc(var(--u) * 25); }
.plan.feat { background: linear-gradient(180deg, #33206b, #19174a); transform: translateY(calc(var(--u) * -.6)); box-shadow: 0 30px 70px -30px rgba(124, 58, 237, .7); }
.plan.poc { --c: var(--mint); }
.plan.srv { --c: var(--gold); }
.fine { margin-top: calc(var(--u) * 1.4); color: var(--dim); font-size: max(11px, calc(var(--u) * .78)); }
.contact { margin-top: auto; display: flex; align-items: center; gap: calc(var(--u) * 1.6); padding: calc(var(--u) * 1.1) calc(var(--u) * 1.6); }
.contact .av { width: calc(var(--u) * 3.6); height: calc(var(--u) * 3.6); min-width: 40px; min-height: 40px; border-radius: 50%; object-fit: cover; }
.contact h3 { font-size: max(15px, calc(var(--u) * 1.3)); }
.contact p { color: var(--muted); font-size: max(12px, calc(var(--u) * .86)); }
.contact .links { margin-left: auto; display: flex; gap: calc(var(--u) * .8); }
.btn {
  display: inline-flex;
  align-items: center;
  gap: .55em;
  padding: .7em 1.2em;
  border-radius: 999px;
  font-weight: 600;
  font-size: max(12.5px, calc(var(--u) * .9));
  text-decoration: none;
  color: #fff;
  border: 1px solid var(--line-2);
  background: rgba(255,255,255,.05);
  transition: transform .25s var(--ease), background .25s var(--ease);
}
.btn:hover { transform: translateY(-2px); background: rgba(255,255,255,.1); }
.btn.pri { border: 0; background: linear-gradient(100deg, #9b4dff, #d94fa8); box-shadow: 0 12px 30px -12px rgba(190, 80, 220, .9); }

/* =========================================================
   menší obrazovky a mobil: běžné scrollování bez scény 16:9
   ========================================================= */
@media (max-width: 900px), (max-height: 560px) {
  :root { --u: 10px; }
  body { overflow: auto; font-size: 15px; }
  #deck { position: static; overflow: visible; scroll-snap-type: none; }
  .slide { height: auto; min-height: 100svh; scroll-snap-align: none; display: block; }
  .stage { width: 100%; height: auto; padding: 84px 22px 56px; max-width: 720px; margin: 0 auto; }
  #dots, .counter, .footer-note, .scroll-hint { display: none; }
  .chrome-brand { left: 22px; top: 18px; }
  body:not(.at-cover) .chrome-brand { background: rgba(7, 10, 31, .8); padding: 4px 10px; margin: -4px -10px; border-radius: 8px; backdrop-filter: blur(8px); }
  h2 { font-size: 32px; }
  .lead { font-size: 18px; }
  .cover .stage, .who .stage, .what .stage, .who-for .stage, .sources .stage, .case .stage { flex-direction: column; gap: 36px; }
  .cover .stage { padding-top: 40px; }
  .cover-copy, .what-main, .src-main, .case-main { flex: none; }
  .cover h1 { font-size: 46px; }
  .cover-brand { font-size: 26px; margin-bottom: 28px; }
  .cover-art { height: auto; padding-bottom: 60px; }
  .robot { max-width: 300px; }
  .notif { left: 0; bottom: 0; width: 280px; }
  .cover .brush-bottom { bottom: -2%; }
  .founder { margin: 0; flex: none; }
  .founder img { width: 120px; height: 120px; }
  .stats { gap: 28px; flex-wrap: wrap; }
  .stat b { font-size: 34px; }
  .logos { grid-template-columns: repeat(2, 1fr); grid-auto-rows: 110px; }
  .logo img { max-height: 56px; }
  .logo.tall img { max-height: 84px; }
  .refs-foot { flex-direction: column; align-items: flex-start; gap: 6px; }
  .compare { width: 100%; padding: 20px 16px; }
  .chatwin { flex: none; width: 100%; }
  .benefits { grid-template-columns: 1fr; grid-auto-rows: auto; }
  .hub-wrap { width: 100%; padding: 14px 10px; overflow: hidden; }
  .hub-legend { flex-direction: column; gap: 4px; }
  .secure-grid { grid-template-columns: 1fr; }
  .photo { aspect-ratio: 16 / 10; flex: none; }
  .kpis { margin-top: 24px; }
  .kpi b { font-size: 30px; }
  .timeline { grid-template-columns: 1fr; gap: 26px; }
  .timeline::before { display: none; }
  .step { display: grid; grid-template-columns: auto 1fr; column-gap: 16px; }
  .step .ring { grid-row: span 3; }
  .step .when { margin-top: 2px; }
  .needs { flex-direction: column; align-items: flex-start; gap: 12px; margin-top: 30px; }
  .plans { grid-template-columns: 1fr; }
  .plan.feat { transform: none; }
  .plan .price { font-size: 30px; }
  .contact { flex-wrap: wrap; margin-top: 28px; }
  .contact .links { margin-left: 0; flex-wrap: wrap; }
  .pricing .bg-robot { width: 70%; }
  .head { margin-bottom: 26px; }
}

@media (max-width: 900px) and (min-height: 561px) {
  .slide { min-height: 0; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition-duration: .01ms !important; transition-delay: 0s !important; }
  [data-r], .msg { opacity: 1; transform: none; }
  #deck { scroll-behavior: auto; }
}

@media print {
  @page { size: 1600px 900px; margin: 0; }
  :root { --u: 16px; }
  body { overflow: visible; }
  #deck { position: static; overflow: visible; }
  .slide { height: 900px; page-break-after: always; break-after: page; }
  #dots, .counter, .footer-note, .chrome-brand, .scroll-hint { display: none; }
  [data-r], .msg { opacity: 1 !important; transform: none !important; }
}